Service difficulty report · Controller · Boeing 777222

Difficulty date
July 9, 2011
Submitted
July 20, 2011
Operation
Air carrier
Aircraft
N791UA
Make and model
Boeing 777222
Aircraft serial
26933
Aircraft time
60,862 hours, 8,897 cycles
Engine
Pwa PW40903
Part
Controller
Part number
11511007
Part serial
34
Condition
Faulty
Location
Bleed Air Sys
Stage of operation
NR
How discovered
O
Nature of condition
J
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

STATUS MESSAGE "BLEED PRESS SENSOR L" DISPLAYED. MAINT MESS:36-13001. REPLACED LEFT ASCPC REF AMM. SOFTWARE AND OPS CHECKS OK.